<%=link_to 'Context', :controller=>'permalink',:params=>{:context=>@context_elements.collect{|c| c.artifact_id}.join('&context=')}%>
<%if context_present%>
<%= link_to_remote '-', :url=>{:controller=>'contexts',:action=>'destroy_all'}, :complete => evaluate_remote_response, :update => 'context'%>
<%end%>